lycan/js/message-creator.js

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JavaScript
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/*
hush-hush: anonymous message board using the onionr network
Copyright (C) 2020 Kevin Froman
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
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document.getElementById("createMessageBtn").onclick = async function(){
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document.getElementById("createMessageBtn").setAttribute("disabled", true)
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document.getElementById("creatingMessage").classList.remove("is-hidden")
document.getElementById("creatingCount").innerText = parseInt(document.getElementById("creatingCount").innerText) + 1
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let field = document.getElementById("postMessageField")
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var postMessage = field.value
if (document.getElementById('use-markdown').checked){
postMessage = marked(postMessage)
}
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let payload = {
"metadata": {
'time': Math.floor((Date.now() / 1000)),
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'meta': JSON.stringify({'type': postTopic})
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},
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"data": postMessage,
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"difficulty": 5
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}
powWorker.postMessage(JSON.stringify(payload))
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setTimeout(function(){
document.getElementById("createMessageBtn").removeAttribute("disabled")
}, 3000)
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}
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async function doUpload(data){
if (! publicNodes.length){
setTimeout(function(){
doUpload(data)
}, 1000)
return
}
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let decoder = new TextDecoder("utf-8")
let uploadTimeout = setTimeout(function(){
console.debug("upload timed out")
doUpload(data)
}, 30000)
let upload = await fetch('http://' + getCurrentNode() + '.onion/upload', {
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method: 'POST',
headers: {
"content-type": "application/octet-stream"
},
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body: decoder.decode(data)
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})
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clearTimeout(uploadTimeout)
if (upload.ok){
return
}
doUpload(data)
}
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powWorker.addEventListener('message', function(e) {
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document.getElementById("creatingCount").innerText = parseInt(document.getElementById("creatingCount").innerText) - 1
if (parseInt(document.getElementById("creatingCount").innerText) <= 0){
document.getElementById("creatingMessage").classList.add("is-hidden")
}
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console.debug("Generated block: " + doHashHex(e.data))
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doUpload(e.data)
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}, false)